Home / 19,413,974.10-29,139,623.55-9,840,162.90

Finding the Fourth Proportional to 19,413,974.10, 29,139,623.55 and 9,840,162.90

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Solution

The fourth proportional to 19,413,974.10, 29,139,623.55 and 9,840,162.90 is: 14,769,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,413,974.10 : 29,139,623.55 = 9,840,162.90 : x
  2. Step 2: Convert to fraction form
    19,413,974.10/29,139,623.55 = 9,840,162.90/x
  3. Step 3: Cross multiply
    19,413,974.10x = 29,139,623.55 × 9,840,162.90
  4. Step 4: Simplify right side
    19,413,974.10x = 286,738,642,576,676.31
  5. Step 5: Solve for x
    x = 286,738,642,576,676.31/19,413,974.10
  6. Step 6: Final answer
    x = 14,769,703.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.